| Identifier: | KOOSS |
| NAS ID: | KOOSS |
| Name: | KOOSS |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ILLINOIS |
| ICAO Region: | K5 |
| Latitude: | 41-59-13.090N (41.987000) |
| Longitude: | 088-26-30.860W (-88.441900) |
| Magnetic Variance: | 3.6 W as of 9/30/2025 |
| High ARTCC Area: | ZAU |
| Low ARTCC Area: | ZAU |
| Published: | Yes |
| Charts: | RNAV |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| ILS ID | ILS Facility Type | Direction / Course |
|---|---|---|
| OYG | ILS-DME | r272.97/22.67 |
| IAP |